Class 05 EVS Work Force And Energy CBSE Questions & Answers

Class 5 · EVS Work Force And Energy

This is Science and Social Science (EVS) class 05 EVS Work Force and Energy CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
A force which opposes the motion is called
  • A
    Linear
  • B
    Friction
    Correct
  • C
    Gravitational
  • D
    Sliding
2
The frictional force exerted by fluids is also called
  • A
    Slag
  • B
    Smug
  • C
    Rung
  • D
    Drag
    Correct
3
The force by which earth attract the other body is called
  • A
    Gravitational force
    Correct
  • B
    Contact force
  • C
    Muscular force
  • D
    Magnetic force
4
The upward force experienced by the body when submerged in a fluid is called
  • A
    Muscular force
  • B
    Liquid force
  • C
    Frictional force
  • D
    Buoyant force
    Correct
5
Same force produces more pressure on
  • A
    Equal area
  • B
    Circular area
  • C
    Smaller area
    Correct
  • D
    Larger area
6
Which type of energy is used in lifting a box?
  • A
    Chemical energy
  • B
    Electrical energy
  • C
    Muscular energy
    Correct
  • D
    Heat energy
7
Which of the following effect is not produced by force?
  • A
    Change in speed
  • B
    Change in mass
    Correct
  • C
    Change in shape
  • D
    Change in direction
8
The force depends on
  • A
    Density and acceleration
  • B
    Mass and acceleration
    Correct
  • C
    Pressure and mass
  • D
    Weight and acceleration
9
Rate of change in velocity is called
  • A
    Conservation
  • B
    Momentum
  • C
    Gravitation
  • D
    Acceleration
    Correct
10
The force required to move a stationary body is called
  • A
    Unbalanced force
    Correct
  • B
    Balanced force
  • C
    Gravitational force
  • D
    Frictional force
11
If the force applied on a moving body in direction of motion than
  • A
    Speed of body decreases
  • B
    Speed of body increases
    Correct
  • C
    Mass of the body increases
  • D
    Mass of the body decreases
12
A body moving on leveled grounds need to apply constant force to
  • A
    Contact force
  • B
    Overcome frictional force
    Correct
  • C
    Magnetic force of earth
  • D
    Gravitational force
13
The direction in which swimmer applies the force to move forward is
  • A
    Backward direction
    Correct
  • B
    Right direction
  • C
    Forward direction
  • D
    Left direction
14
When action and reactions forces are equal and opposite, why don?t they cancel each other?
  • A
    Because they are in state of rest
  • B
    Because they are acting on two different bodies
    Correct
  • C
    Because they have unequal mass
  • D
    Because they have same direction
15
Which force is responsible for stability of our universe?
  • A
    Magnetic force of earth
  • B
    Frictional force between planets and atmosphere
  • C
    Magnetic force of Sun
  • D
    The force of gravitation
    Correct